Sous-fonds consists of manuscripts and page proofs for "Book of the Seasons," "Song of the Prairie Land," "The Castle of Graymoor," and "Old Loves Are Best."
Sous-fonds consists of the typescript for "The War Trial of Big Bear: Being The Story Of The Connection Of Big Bear And Other Cree Indian Chiefs And Their Followers With The Canadian Northwest Rebellion Of 1885, The Frog Lake Massacre And Events Leading Up To And Following It, And Of Two Months' Imprisonment In The Camp Of The Hostiles" and an autobiographical sketch.
Sous-fonds consists of typscript with handwritten annotations for Pens and Pirates(1923), accompanied layout material, cover illustrations and proofs, as well as correspondence with E. J. Moore from Deacon regarding some of the revisions and proposals. Also includes a copy of the last author's proofs for Deacon's contribution, Peter McArthur, to the Makers of Canadian Literature series.